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采用静电纺丝技术将导电聚苯胺(PANI)和铕/铽稀土配合物掺杂到高分子基质聚乙烯吡咯烷酮(PVP)中,制备出荧光导电复合纳米纤维。用扫描电镜(SEM)、荧光光谱仪(FL)、宽频介电松驰谱仪对荧光导电复
静电纺丝 , 纳米纤维 2019/1/17 16:59:56
静电纺丝技术制备的纳米纤维膜具有较高的比表面积、多孔性以及易于实现表面功能化等特点,已成为纳米技术研究领域的一个新热点,目前,静纺纤维膜作为一种高端的功能性敷料已受到广泛的重视。本文对静纺纤维膜作为医
生物医用 , 静电纺丝 2019/1/17 16:57:10
在这项研究中,作者采用电纺丝法制备了一种白色荧光Janus纳米纤维薄膜,利用RGB荧光分子形成供体-受体系统,其中红色和蓝色荧光分子位于纳米纤维的PAN侧,绿色荧光分子位于纳米纤维的PVP侧。Janu
静电纺丝 2019/1/16 16:21:51
通过静电纺丝技术制备含有锆盐的纳米纤维,经煅烧制得结构均匀的氧化锆(ZrO2)纳米纤维。纤维直径约为(194030)nm,透射电镜及X-射线衍射分析结果表明,纤维主要由单斜相纳米ZrO2微晶组成。将Z
传感器件 , 静电纺丝 2019/1/15 16:09:16
为开发可用于空气过滤的纳米纤维,利用静电纺丝技术一步法制备了树枝状聚乳酸(PLA)纳米纤维膜,探讨了溶剂种类、四丁基氯化铵(TBAC)添加量和纺丝电压对纤维膜形貌结构和性能的影响,同时研究了TBAC添
过滤吸附 , 静电纺丝 2019/1/15 16:04:06
为系统分析静电纺纳米纤维应变传感器的设计方法和材料种类对传感性能的影响,进一步明晰其传感机制,综述了碳纳米纤维、聚偏二氟乙烯和聚氨酯纳米纤维基柔性应变传感器的制备方法,比较了这些传感器的敏感系数、应变
传感器件 , 静电纺丝 2019/1/13 15:35:11
为制备功能性的聚酰胺6(PA6)纳米纤维膜,采用静电纺丝技术制备PA6/聚乙烯吡咯烷酮(PVP)共混纳米纤维膜,并对纤维膜的表面形貌、力学性能和亲水性能进行表征。结果表明,当PA6纺丝液质量分数为28
过滤吸附 , 静电纺丝 2019/1/13 15:33:46
通过简单的自组装方法制备了一种以UiO-66-NH2金属有机骨架(MOFs)修饰的纳米纤维聚丙烯腈膜。研究发现,由于UiO-66-NH2的亲水羧基和氨基以及UiO-66-NH2之间的空隙,使该膜具有高
过滤吸附 , 纳米纤维 2019/1/13 14:42:01
为解决抗菌包装中精油包埋的问题,采用乳液静电法制备了外壳为羧甲基壳聚糖(CMCS),内核为百里香精油的纳米纤维膜,研究了乳液的黏度、电导率以及粒径对纳米纤维的影响,借助扫描电子显微镜和透射电子显微镜观
生物医用 , 静电纺丝 2019/1/12 16:33:26
采用静电纺丝技术,通过调节电压、供液速率和电场间距3个工艺参数,制备出的4组直径<1μm的电纺PVDF亚微米纤维,实验表征和测试了纤维的微观形貌和热辐射性能。结果表明,4组纤维中平均直径的最小为
静电纺丝 2019/1/12 16:31:32
在高温烟气过滤领域,袋式除尘器应用广泛,其中滤袋的质量决定着袋式除尘器的效率与寿命。目前工业滤袋主要通过熔喷聚苯硫醚(PPS)纺丝法生产,但熔喷纺丝法制备的PPS纤维直径较粗且分布不均匀,影响滤袋质量
静电纺丝 , 过滤吸附 2019/1/11 9:53:27
已有研究表明纤维蛋白原可作为组织工程支架材料,若将血液中的纤维蛋白原提纯再利用,可制作出无免疫原性、生物相容性良好的支架材料。目的:探索静电纺丝技术制备血液生物膜的方法,评价支架的生物相容性。方法:将
生物医用 , 静电纺丝 2019/1/10 16:51:08
以聚乙烯醇(PVA)作为助纺剂,对疏水改性的海藻酸钠衍生物海藻酸辛酰胺(ACA)进行电纺性能研究。采用透射电镜、激光粒度和zeta电位分析仪、表面张力仪、电导率仪和流变仪对ACA的胶体界面性能进行表征
过滤吸附 , 静电纺丝 2019/1/10 16:46:26
为研究不同结构对二氧化锡(SnO2)气体性能的影响,通过静电纺丝方法制备出SnO2纳米棒和纳米管,并研究SnO2纳米材料对NO2,NH3等气体的气敏特性。测试结果表明:SnO2纳米管对NO2的响应明显
传感器件 , 静电纺丝 2019/1/9 17:16:45
为进一步推广微流体纺丝技术,综述了国内外微流体纺丝技术的制备机制及其在制备荧光杂化微纤维等方面应用的研究进展。将微流体纺丝技术与静电纺丝技术、熔融纺丝技术以及气喷纺丝技术在成形机制与工艺参数、纤维形貌
传感器件 , 纳米纤维 2019/1/9 17:13:21
In the present study, poly(vinyl alcohol) (PVA) - Acacia lignin (PL) nanofiber mats loaded with silver nanopartides were prepared and characterized. In-situ synthesis of silver nanoparticles was accom
2019/1/9 9:48:32
With the rapid advancement of modem technology, electromagnetic (EM) wave absorption materials become more and more indispensable to daily life and even national strategic areas. However, how to fabri
2019/1/9 9:48:31
Magnesium-based thin film metallic glass (MgMG) has recently pulled in huge attraction for biomedical implants because of their promising biocompatibility, biodegradability, and better, mechanical pro
2019/1/9 9:48:31
The Canny Edge-Based Distance Transform and Hough Transform algorithms were successfully implemented to analyze the size distribution and the orientation of the electrospun PLA/PBS hybrid fiber. The e
2019/1/9 9:48:31
Fibers of poly(vinyl acetate) (PVAc) homopolymer and ethylene vinyl acetate (EVA) copolymers with varying vinyl acetate (VAc) contents between 25 and 40wt.% have been prepared to investigate wettabili
2019/1/9 9:48:31
Presently,tissueengineeringisemployedintherestorationandrepairoftissuedefects.Degradablescaffolds,stemcellsandstimulatingfactorsareemployedinthismethod.Inthisstudy,theeffectofmelanocyte-stimulatinghor
2019/1/9 9:48:31
This paper analyzes the catch-up process in nanotechnology firms in Iran and shows how an academic research team can grow and become an exporter of nanotechnology industrial equipment. To this end, an
2019/1/9 9:48:31
Non-healing wound is a serious complication of diabetes, associated with extremely slow wound closure, and a high rate of infection, resulting in amputation or losses of limbs, high health care cost a
2019/1/9 9:48:30
Polyvinylidene fluoride and its co-polymer with trifluoroethylene are promising biomaterials for supporting nerve regeneration processes because of their proven biocompatibility and piezoelectric prop
2019/1/9 9:48:30
Conductive mats of polylactic acid/polyaniline PLLA/PANI aligned nanofibers are prepared starting from aligned nanofiber mats of PLLA. The average DC-conductivity of the composite mats is 0.18 +/- 0.0
2019/1/9 9:48:30
In this study, a polymer obtained from the basil seed mucilage (BSM) in combination with polycaprolactone (PCL), was used in the 2D scaffold production process for cell culture. First, combinations of
2019/1/9 9:48:29
The steady increase of antimicrobial resistance of different pathogens requires the development of alternative treatment strategies next to the oral delivery of antibiotics. A photothermally activated
2019/1/9 9:48:29
Theantimicrobialpolypeptideepsilon-poly(L-lysine)(epsilon-PL)waselectrostaticallyincorporatedtopoly(acrylicacid)(PAA)/poly(vinylalcohol)(PVA)electrospunnanofibers.epsilon-PLloadinganddistributionwasas
2019/1/9 9:48:29
Inadequate strength of electrospun nanofibrous mats is one of the main barriers to use them in many applications such as protective clothing and filtration. In order to overcome this problem, the nano
2019/1/9 9:48:29
Due to their excellent mechanical durability and high electrical conductivity, carbon and silicon composites are potentially suitable anode materials for Li-ion batteries with high capacity and long l
2019/1/9 9:48:29
Here, we fabricated nanofiber (NF)-based triboelectric nanogenerators (TENGs) from natural biopolymers using the industrially scalable solution blowing. This technique eliminates severe restrictions o
2019/1/9 9:48:29
In this study, cellulose acetate (CA) fibers were prepared using different solvent systems in electrospinning. The recorded scanning electron microscopy micrographs indicated that the morphology of th
2019/1/9 9:48:28
In this study, dye-sensitized solar cells (DSSCs) were fabricated using double-layer photoanodes consisting of TiO2 nanoparticles (NPs) and Zn-doped TiO2 hollow fibers (HFs). The TiO2 HFs were prepare
2019/1/9 9:48:28
The structural and electrochemical effects of electrospun V2O5 with selected redox-inactive dopants (namely Na+, Ba2+ and Al3+) have been studied. The electrospun materials have been characterised via
2019/1/9 9:48:28
A facile chemical precipitation method is used to prepare both lanthanum hydroxide [La(OH)(3)] and neodymium hydroxide [Nd(OH)(3)] nanopowders in an ambient temperature without the addition of any sur
2019/1/9 9:48:27
The surface properties of electrospun scaffolds can greatly influence protein adsorption and, thus, strongly dictate cell-material interactions. In this study, we aim to investigate possible correlati
2019/1/9 9:48:27
Membrane pore wetting is the main problem hindering long term stability of permeate flux quality in membrane distillation (MD) applications. A superhydrophobic membrane with micro and nanostructured s
2019/1/9 9:48:27
Next-generation tissue engineering exploits the body's own regenerative capacity by providing an optimal niche via a scaffold for the migration and subsequent proliferation of endogenous cells to the
2019/1/9 9:48:27
Electrospun membranes have the potential to act as an effective barrier for wounds from the external environment to prevent pathogens. In addition, materials with good antibacterial properties can eff
2019/1/9 9:48:26
Light polymeric soundproofing materials (density = 63 kg/m(3)) of interest for the transportation industry were fabricated through electrospinning. Blankets of electrospun polyvinylpyrrolidone (averag
2019/1/9 9:48:26
Nowadays,aloe-vera(AV)isexploitedextensivelyinnanofibrousstructuresforskinsubstitutes.However,thelackofelectrospinnabilityandappropriatemechanicalcharacteristicsarethekeylimitationsforthisnaturalextra
2019/1/9 9:48:26
The exploitation of high-efficiency, cost-effective, and stable oxygen reduction reaction (ORR) electrocatalysts is extremely critical for energy storage and conversion technology. The transition meta
2019/1/9 9:48:26
This work reports a very facile method to fabricate ultra-small PdO nanoclusters supported on carbon nanofibers (CNFs) which performed outstanding catalytic activity for Suzuki coupling reaction under
2019/1/9 9:48:25
Improvement of the electrocatalytic activity of nickel toward methanol oxidation can be conducted by exploiting the synergetic influence of a co-catalyst and/or utilizing a proper support. In this stu
2019/1/9 9:48:25
Lignin liquefaction could be achieved under subcritical methanol; instead, the reported supercritical status using ZrO2/TiO2 nanofibers prepared by calcination of poly(vinyl-acetate)/titanium isopropo
2019/1/9 9:48:25
Enzymatic conversion of CO2 to formate was carried out in the cathodic cell of a two-chamber electrochemical apparatus where NAD(+) was reduced on the surface of a Copper foam electrode. Formate dehyd
2019/1/9 9:48:25
The fabrication and characterization of the first magnetoelectric sensors utilizing arrays of Janus magnetoelectric composite nanowires composed of barium titanate and cobalt ferrite are presented. By
2019/1/9 9:48:25
This study aims at the effect of electro-osmotic flow on a fibrous membrane comprised of assembled oppositely-charged polyelectrolytes and submerged in aqueous ionic solution. As electric field is app
2019/1/9 9:48:24
The article is devoted to fundamental and applied research in the field of the processing of polymer solutions. The purpose of this work was to identify the possibility of using modified solutions of
2019/1/9 9:48:24
The nervous system is a crucial component of the body and damages to this system, either by of injury or disease, can result in serious or potentially lethal consequences. Restoring the damaged nervou
2019/1/9 9:48:24
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